Home / 2,761.26-4,143.51-1,030.02

Finding the Fourth Proportional to 2,761.26, 4,143.51 and 1,030.02

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Solution

The fourth proportional to 2,761.26, 4,143.51 and 1,030.02 is: 1,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.26 : 4,143.51 = 1,030.02 : x
  2. Step 2: Convert to fraction form
    2,761.26/4,143.51 = 1,030.02/x
  3. Step 3: Cross multiply
    2,761.26x = 4,143.51 × 1,030.02
  4. Step 4: Simplify right side
    2,761.26x = 4,267,898.17
  5. Step 5: Solve for x
    x = 4,267,898.17/2,761.26
  6. Step 6: Final answer
    x = 1,545.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.